施氮量对小麦籽粒主要矿质元素含量的影响和有效性分析

王云江, 王玉莹, 刘畅, 敬雪妍, 羊辰, 孙彩霞, 王春平

Effects of Nitrogen Application Rate on Major Mineral Element Content and Bioavailability in Wheat Grains

Wang Yunjiang, Wang Yuying, Liu Chang, Jing Xueyan, Yang Chen, Sun Caixia, Wang Chunping

表1 试验点、品种、施氮量及其交互作用对小麦籽粒矿质元素含量的影响

Table 1 Effects of test site, variety, N application rate and their interaction on mineral element content in wheat grain

处理Treatment Ca Cu Fe K Mg Mn P S Zn 试验点Test site (T) 1317.28** 755.47** 39.67** 389.40** 200.55** 363.12** 149.81** 1564.35** 204.32** 品种Variety (V) 58.60** 68.04** 270.35** 179.12** 82.39** 5.26* 115.98** 165.51** 2.94* 施氮量N application rate (N) 7.13** 6.30** 32.31** 24.62** 8.96** 2.60* 10.49** 496.65** 48.50** 试验点×品种T×V 11.40** 4.75** 11.07** 28.97** 6.45** 1.39 8.27** 2.08* 11.35** 试验点×施氮量T×N 40.73** 17.93** 17.64** 14.31** 5.10** 4.12** 9.94** 41.09** 25.24** 品种×施氮量V×N 2.29** 1.65 1.10 2.95** 1.97* 0.79 2.01* 1.24 1.41 试验点×品种×施氮量T×V×N 2.78** 2.63** 2.43** 2.46** 2.61** 0.93 2.38** 2.27** 2.53**